/**
 * TutorLab Theme Engine — Frontend
 * Design System standalone per il plugin TutorLab.
 * Questo file è la fonte unica di verità per l'aspetto grafico delle pagine frontend.
 * NON dipende dal tema WordPress installato.
 *
 * Struttura:
 * 1. Google Fonts Import
 * 2. CSS Custom Properties (Design Tokens)
 * 3. CSS Reset & Base
 * 4. Tipografia
 * 5. Layout & Grid System
 * 6. Componenti UI
 * 7. Navigazione Frontend
 * 8. Cards & Contenitori
 * 9. Form & Input
 * 10. Buttons
 * 11. Badges & Tags
 * 12. Modali
 * 13. Gamification
 * 14. Animazioni & Transizioni
 * 15. Responsive / Media Queries
 * 16. Utility Classes
 */

/* ============================================================
   1. GOOGLE FONTS IMPORT
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');


/* ============================================================
   2. CSS CUSTOM PROPERTIES — DESIGN TOKENS
   ============================================================ */
:root {
    /* --- Brand Identity --- */
    --tl-brand-primary:   #002E5B;
    --tl-brand-accent:    #FEC10D;
    --tl-brand-accent-dark: #D4A20B;
    --tl-brand-white:     #FFFFFF;

    /* --- Primary UI Blues --- */
    --tl-primary-50:  #EFF6FF;
    --tl-primary-100: #DBEAFE;
    --tl-primary-200: #BFDBFE;
    --tl-primary-300: #93C5FD;
    --tl-primary-400: #60A5FA;
    --tl-primary-500: #3B82F6;
    --tl-primary-600: #2563EB;
    --tl-primary-700: #1D4ED8;
    --tl-primary-800: #1E40AF;
    --tl-primary-900: #1E3A8A;

    /* --- Slate Neutrals --- */
    --tl-slate-50:  #F8FAFC;
    --tl-slate-100: #F1F5F9;
    --tl-slate-200: #E2E8F0;
    --tl-slate-300: #CBD5E1;
    --tl-slate-400: #94A3B8;
    --tl-slate-500: #64748B;
    --tl-slate-600: #475569;
    --tl-slate-700: #334155;
    --tl-slate-800: #1E293B;
    --tl-slate-900: #0F172A;

    /* --- Semantic Colors --- */
    --tl-success:       #10B981;
    --tl-success-light: #D1FAE5;
    --tl-success-dark:  #065F46;
    --tl-warning:       #F59E0B;
    --tl-warning-light: #FEF3C7;
    --tl-warning-dark:  #92400E;
    --tl-danger:        #EF4444;
    --tl-danger-light:  #FEE2E2;
    --tl-danger-dark:   #991B1B;
    --tl-info:          #3B82F6;
    --tl-info-light:    #DBEAFE;
    --tl-info-dark:     #1E40AF;

    /* --- Background & Surfaces --- */
    --tl-bg:           #F1F5F9;
    --tl-bg-page:      #F8FAFC;
    --tl-surface:      #FFFFFF;
    --tl-surface-2:    #F8FAFC;
    --tl-surface-3:    #F1F5F9;

    /* --- Text --- */
    --tl-text-primary:   #0F172A;
    --tl-text-secondary: #475569;
    --tl-text-muted:     #94A3B8;
    --tl-text-inverse:   #FFFFFF;
    --tl-text-link:      #2563EB;

    /* --- Borders --- */
    --tl-border:       #E2E8F0;
    --tl-border-dark:  #CBD5E1;
    --tl-border-focus: #3B82F6;

    /* --- Typography --- */
    --tl-font:        'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --tl-font-mono:   'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

    --tl-text-xs:   11px;
    --tl-text-sm:   13px;
    --tl-text-base: 14px;
    --tl-text-md:   15px;
    --tl-text-lg:   17px;
    --tl-text-xl:   20px;
    --tl-text-2xl:  24px;
    --tl-text-3xl:  30px;
    --tl-text-4xl:  36px;

    --tl-leading-tight:  1.25;
    --tl-leading-snug:   1.375;
    --tl-leading-normal: 1.5;
    --tl-leading-relaxed:1.625;

    --tl-font-normal:  400;
    --tl-font-medium:  500;
    --tl-font-semi:    600;
    --tl-font-bold:    700;
    --tl-font-extrabold: 800;

    /* --- Spacing (8px system) --- */
    --tl-space-1:  4px;
    --tl-space-2:  8px;
    --tl-space-3:  12px;
    --tl-space-4:  16px;
    --tl-space-5:  20px;
    --tl-space-6:  24px;
    --tl-space-7:  28px;
    --tl-space-8:  32px;
    --tl-space-10: 40px;
    --tl-space-12: 48px;
    --tl-space-16: 64px;

    /* --- Border Radius --- */
    --tl-radius-sm:   6px;
    --tl-radius-md:   10px;
    --tl-radius-lg:   14px;
    --tl-radius-xl:   20px;
    --tl-radius-2xl:  28px;
    --tl-radius-full: 9999px;

    /* --- Shadows --- */
    --tl-shadow-xs:  0 1px 2px 0 rgba(15,23,42,.06);
    --tl-shadow-sm:  0 1px 3px 0 rgba(15,23,42,.08), 0 1px 2px -1px rgba(15,23,42,.06);
    --tl-shadow-md:  0 4px 6px -1px rgba(15,23,42,.08), 0 2px 4px -2px rgba(15,23,42,.06);
    --tl-shadow-lg:  0 10px 15px -3px rgba(15,23,42,.08), 0 4px 6px -4px rgba(15,23,42,.06);
    --tl-shadow-xl:  0 20px 25px -5px rgba(15,23,42,.08), 0 8px 10px -6px rgba(15,23,42,.06);
    --tl-shadow-2xl: 0 25px 50px -12px rgba(15,23,42,.12);

    /* --- Transitions --- */
    --tl-ease:        cubic-bezier(0.2, 0.6, 0.2, 1);
    --tl-ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    --tl-transition:  0.2s var(--tl-ease);
    --tl-transition-slow: 0.35s var(--tl-ease);

    /* --- Layout --- */
    --tl-max-width:   1280px;
    --tl-content-max: 860px;
    --tl-nav-height:  68px;
    --tl-sidebar-w:   260px;
    --tl-gutter:      24px;
}


/* ============================================================
   3. CSS RESET & BASE
   Sovrascrive qualsiasi interferenza del tema WP su pagine TutorLab
   ============================================================ */

/* Applicato solo all'interno delle pagine con il canvas TutorLab */
body.tutor-lab-canvas-body,
body.tutor-lab-onboarding-fullscreen,
body.tutor-lab-student-registration {
    margin: 0 !important;
    padding: 0 !important;
    background: var(--tl-bg) !important;
    font-family: var(--tl-font) !important;
    font-size: var(--tl-text-base) !important;
    color: var(--tl-text-primary) !important;
    line-height: var(--tl-leading-normal) !important;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    min-height: 100vh;
}

/* Reset globale per canvas TutorLab */
.tutor-lab-canvas-page *,
.tutor-lab-canvas-page *::before,
.tutor-lab-canvas-page *::after {
    box-sizing: border-box;
}

/* Override tema: rimuovi stili globali che potrebbero interferire */
body.tutor-lab-canvas-body #page,
body.tutor-lab-canvas-body #content,
body.tutor-lab-canvas-body .site,
body.tutor-lab-canvas-body .site-content,
body.tutor-lab-canvas-body main,
body.tutor-lab-canvas-body article,
body.tutor-lab-canvas-body .entry-content,
body.tutor-lab-canvas-body .entry-header {
    padding: 0 !important;
    margin: 0 !important;
    max-width: none !important;
    width: 100% !important;
    float: none !important;
    border: none !important;
    background: transparent !important;
}

/* Nascondi elementi del tema che non devono apparire */
body.tutor-lab-canvas-body .site-header,
body.tutor-lab-canvas-body .site-footer,
body.tutor-lab-canvas-body nav.site-navigation,
body.tutor-lab-canvas-body .breadcrumb,
body.tutor-lab-canvas-body .wp-breadcrumb,
body.tutor-lab-canvas-body #masthead,
body.tutor-lab-canvas-body #colophon,
body.tutor-lab-canvas-body .skip-link,
body.tutor-lab-canvas-body .page-header.entry-header {
    display: none !important;
}

/* Padding admin-bar compensation */
body.admin-bar.tutor-lab-canvas-body {
    padding-top: 32px !important;
}

@media screen and (max-width: 782px) {
    body.admin-bar.tutor-lab-canvas-body {
        padding-top: 46px !important;
    }
}

/* Canvas container */
.tutor-lab-canvas-page {
    min-height: 100vh;
    background: var(--tl-bg);
    font-family: var(--tl-font);
}


/* ============================================================
   4. TIPOGRAFIA — solo all'interno del canvas TutorLab
   ============================================================ */

.tutor-lab-canvas-page h1,
.tutor-lab-canvas-page h2,
.tutor-lab-canvas-page h3,
.tutor-lab-canvas-page h4,
.tutor-lab-canvas-page h5,
.tutor-lab-canvas-page h6 {
    font-family: var(--tl-font);
    font-weight: var(--tl-font-bold);
    line-height: var(--tl-leading-tight);
    color: var(--tl-text-primary);
    margin-top: 0;
    margin-bottom: var(--tl-space-4);
}

.tutor-lab-canvas-page h1 { font-size: var(--tl-text-3xl); }
.tutor-lab-canvas-page h2 { font-size: var(--tl-text-2xl); }
.tutor-lab-canvas-page h3 { font-size: var(--tl-text-xl); }
.tutor-lab-canvas-page h4 { font-size: var(--tl-text-lg); }
.tutor-lab-canvas-page h5 { font-size: var(--tl-text-md); }
.tutor-lab-canvas-page h6 { font-size: var(--tl-text-base); }

.tutor-lab-canvas-page p {
    margin-top: 0;
    margin-bottom: var(--tl-space-4);
    line-height: var(--tl-leading-relaxed);
    color: var(--tl-text-secondary);
}

.tutor-lab-canvas-page a {
    color: var(--tl-text-link);
    text-decoration: none;
    transition: color var(--tl-transition);
}

.tutor-lab-canvas-page a:hover {
    color: var(--tl-primary-700);
    text-decoration: underline;
}

.tutor-lab-canvas-page strong, .tutor-lab-canvas-page b { font-weight: var(--tl-font-semi); }
.tutor-lab-canvas-page small { font-size: var(--tl-text-xs); }
.tutor-lab-canvas-page code {
    font-family: var(--tl-font-mono);
    font-size: var(--tl-text-sm);
    background: var(--tl-surface-3);
    padding: 2px 6px;
    border-radius: var(--tl-radius-sm);
    color: var(--tl-danger);
}


/* ============================================================
   5. LAYOUT & CONTENITORE PRINCIPALE
   ============================================================ */

.tl-page-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: var(--tl-bg);
}

.tl-main-content {
    flex: 1;
    padding-top: var(--tl-space-6);
    padding-bottom: var(--tl-space-10);
}

.tl-container {
    width: 100%;
    max-width: var(--tl-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--tl-gutter);
    padding-right: var(--tl-gutter);
}

.tl-container-sm  { max-width: 640px; }
.tl-container-md  { max-width: 860px; }
.tl-container-lg  { max-width: 1024px; }
.tl-container-xl  { max-width: 1280px; }

/* Grid system */
.tl-grid { display: grid; gap: var(--tl-space-5); }
.tl-grid-2 { grid-template-columns: repeat(2, 1fr); }
.tl-grid-3 { grid-template-columns: repeat(3, 1fr); }
.tl-grid-4 { grid-template-columns: repeat(4, 1fr); }
.tl-grid-auto { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.tl-grid-auto-sm { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }

/* Flex helpers */
.tl-flex { display: flex; }
.tl-flex-col { flex-direction: column; }
.tl-items-center { align-items: center; }
.tl-justify-between { justify-content: space-between; }
.tl-gap-2 { gap: var(--tl-space-2); }
.tl-gap-3 { gap: var(--tl-space-3); }
.tl-gap-4 { gap: var(--tl-space-4); }
.tl-gap-5 { gap: var(--tl-space-5); }
.tl-gap-6 { gap: var(--tl-space-6); }


/* ============================================================
   6. HEADER & NAVIGAZIONE FRONTEND
   ============================================================ */

.tl-site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--tl-brand-primary);
    padding: 0;
    box-shadow: var(--tl-shadow-md);
}

body.admin-bar .tl-site-header {
    top: 32px;
}

@media screen and (max-width: 782px) {
    body.admin-bar .tl-site-header {
        top: 46px;
    }
}

.tl-header-inner {
    max-width: var(--tl-max-width);
    margin: 0 auto;
    padding: 0 var(--tl-gutter);
    height: var(--tl-nav-height);
    display: flex;
    align-items: center;
    gap: var(--tl-space-5);
}

.tl-logo {
    display: flex;
    align-items: center;
    gap: var(--tl-space-2);
    text-decoration: none;
    flex-shrink: 0;
}

.tl-logo-text {
    font-size: var(--tl-text-lg);
    font-weight: var(--tl-font-extrabold);
    color: var(--tl-brand-white);
    letter-spacing: -0.02em;
}

.tl-logo-dot {
    color: var(--tl-brand-accent);
}

/* Navigazione */
.tl-nav {
    display: flex;
    align-items: center;
    gap: var(--tl-space-1);
    flex: 1;
    justify-content: center;
    flex-wrap: wrap;
}

.tl-nav-link {
    display: inline-flex;
    align-items: center;
    gap: var(--tl-space-2);
    padding: 8px 14px;
    border-radius: var(--tl-radius-md);
    font-size: var(--tl-text-sm);
    font-weight: var(--tl-font-medium);
    color: rgba(255,255,255,.75);
    text-decoration: none;
    transition: all var(--tl-transition);
    white-space: nowrap;
}

.tl-nav-link i { font-size: 16px; }

.tl-nav-link:hover {
    background: rgba(255,255,255,.12);
    color: var(--tl-brand-white);
    text-decoration: none;
    transform: none;
}

.tl-nav-link.is-active,
.tl-nav-link:focus {
    background: var(--tl-brand-accent);
    color: var(--tl-brand-primary);
    font-weight: var(--tl-font-bold);
    text-decoration: none;
    outline: none;
}

.tl-nav-link.is-active i {
    color: var(--tl-brand-primary);
}

/* User menu */
.tl-header-user {
    display: flex;
    align-items: center;
    gap: var(--tl-space-3);
    margin-left: auto;
    flex-shrink: 0;
}

.tl-user-avatar {
    width: 40px !important;
    height: 40px !important;
    min-width: 40px !important;
    min-height: 40px !important;
    max-width: 40px !important;
    max-height: 40px !important;
    border-radius: 50% !important;
    object-fit: cover;
    border: 2px solid rgba(255,255,255,.3);
    cursor: pointer;
    transition: border-color var(--tl-transition);
    display: block;
}

.tl-user-avatar:hover { border-color: var(--tl-brand-accent) !important; }

.tl-user-menu-btn:hover .tl-user-avatar,
.tl-user-menu-btn[aria-expanded="true"] .tl-user-avatar {
    border-color: var(--tl-brand-accent) !important;
    box-shadow: 0 0 0 3px rgba(255,193,13,.25);
}

.tl-user-name {
    font-size: var(--tl-text-sm);
    font-weight: var(--tl-font-semi);
    color: var(--tl-brand-white);
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Nav badge (notifiche) */
.tl-nav-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    background: var(--tl-danger);
    color: #fff;
    font-size: 10px;
    font-weight: var(--tl-font-bold);
    border-radius: var(--tl-radius-full);
    line-height: 1;
}

/* Mobile hamburger */
.tl-nav-toggle {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    padding: 4px;
    margin-left: auto;
}

/* Sticky nav behavior */
body.tutor-nav-is-sticky .tl-site-header {
    box-shadow: var(--tl-shadow-xl);
}

/* ── User dropdown menu ─────────────────────────────────────── */
.tl-user-menu-wrap {
    position: relative;
}

.tl-user-menu-btn {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.tl-user-menu-wrap::after {
    content: '';
    display: block;
    position: absolute;
    top: 100%;
    right: 0;
    width: 240px;
    height: 12px;
}

.tl-user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 240px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0,0,0,.18);
    border: 1px solid #e5e7eb;
    z-index: 9999;
    opacity: 0;
    transform: translateY(-6px) scale(.97);
    pointer-events: none;
    transition: opacity .15s ease, transform .15s ease;
}

.tl-user-dropdown.is-open {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.tl-user-dropdown-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border-bottom: 1px solid #f3f4f6;
}

.tl-dropdown-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
    border: 2px solid #e5e7eb;
}

.tl-dropdown-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.tl-dropdown-info strong {
    font-size: 13px;
    font-weight: 600;
    color: #111827;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tl-dropdown-info > span {
    font-size: 11px;
    color: #6b7280;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 2px;
}

.tl-dropdown-role {
    display: inline-block;
    margin-top: 5px;
    font-size: 10px;
    font-weight: 700;
    color: #002E5B;
    background: #e0ecff;
    border-radius: 20px;
    padding: 2px 8px;
    letter-spacing: 0.3px;
}

.tl-dropdown-class {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: 4px;
    font-size: 11px;
    color: #374151;
    font-weight: 500;
}

.tl-dropdown-class i {
    font-size: 12px;
    color: #6b7280;
}

.tl-user-dropdown-body {
    padding: 6px;
}

.tl-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 9px 12px;
    font-size: 13px;
    font-weight: 500;
    color: #374151;
    background: none;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    transition: background .12s;
}

.tl-dropdown-item i {
    font-size: 16px;
    color: #6b7280;
    flex-shrink: 0;
}

.tl-dropdown-item:hover {
    background: #f3f4f6;
    color: #111827;
}

.tl-dropdown-item--danger { color: #dc2626; }
.tl-dropdown-item--danger i { color: #dc2626; }
.tl-dropdown-item--danger:hover { background: #fef2f2; color: #dc2626; }

/* ── Profile modal ──────────────────────────────────────────── */
.tl-profile-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.5);
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    animation: tl-fade-in .18s ease;
}

.tl-profile-modal-overlay[hidden] { display: none; }

@keyframes tl-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.tl-profile-modal {
    background: #fff;
    border-radius: 16px;
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,.25);
    animation: tl-slide-up .2s ease;
}

@keyframes tl-slide-up {
    from { transform: translateY(20px); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}

.tl-profile-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 16px;
    border-bottom: 1px solid #f3f4f6;
    position: sticky;
    top: 0;
    background: #fff;
    z-index: 1;
}

.tl-profile-modal-header h2 {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    color: #111827;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tl-profile-modal-header h2 i { color: #3b82f6; }

.tl-profile-modal-close {
    background: none;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #6b7280;
    font-size: 18px;
    transition: background .12s, color .12s;
}

.tl-profile-modal-close:hover { background: #f3f4f6; color: #111827; }

.tl-profile-modal-body { padding: 20px 24px 24px; }

.tl-profile-notice {
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 16px;
}

.tl-profile-notice[hidden] { display: none; }
.tl-profile-notice.is-success { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }
.tl-profile-notice.is-error   { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }

.tl-profile-avatar-section {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid #f3f4f6;
}

.tl-profile-avatar-wrap {
    position: relative;
    flex-shrink: 0;
}

.tl-profile-avatar-preview {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid #e5e7eb;
    display: block;
}

.tl-profile-avatar-edit {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 26px;
    height: 26px;
    background: #3b82f6;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #fff;
    font-size: 13px;
    border: 2px solid #fff;
    transition: background .12s;
}

.tl-profile-avatar-edit:hover { background: #2563eb; }

.tl-profile-avatar-info {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.tl-profile-name {
    font-size: 16px;
    font-weight: 700;
    color: #111827;
}

.tl-profile-username {
    font-size: 12px;
    color: #6b7280;
}

.tl-photo-status {
    font-size: 11px;
    color: #059669;
    margin-top: 2px;
}

.tl-profile-fields {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.tl-profile-field {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.tl-profile-field label {
    font-size: 12px;
    font-weight: 600;
    color: #374151;
}

.tl-profile-field input {
    width: 100%;
    padding: 9px 12px;
    border: 1.5px solid #e5e7eb;
    border-radius: 8px;
    font-size: 14px;
    color: #111827;
    background: #fff;
    transition: border-color .15s;
    box-sizing: border-box;
}

.tl-profile-field input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59,130,246,.1);
}

.tl-profile-field input:disabled {
    background: #f9fafb;
    color: #6b7280;
    cursor: not-allowed;
}

.tl-field-hint {
    font-size: 11px;
    color: #9ca3af;
    margin: 0;
}

.tl-input-wrap {
    position: relative;
    display: flex;
}

.tl-input-wrap input { padding-right: 38px; }

.tl-pass-toggle {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: #9ca3af;
    font-size: 16px;
    padding: 0;
    display: flex;
    align-items: center;
    transition: color .12s;
}

.tl-pass-toggle:hover { color: #374151; }

.tl-profile-field-divider {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 4px 0;
}

.tl-profile-field-divider::before,
.tl-profile-field-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #e5e7eb;
}

.tl-profile-field-divider span {
    font-size: 11px;
    font-weight: 600;
    color: #9ca3af;
    text-transform: uppercase;
    letter-spacing: .05em;
    white-space: nowrap;
}

.tl-profile-modal-footer {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid #f3f4f6;
}

.tl-profile-save-btn {
    width: 100%;
    padding: 11px 20px;
    background: #111827;
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: background .15s, opacity .15s;
}

.tl-profile-save-btn:hover { background: #1f2937; }
.tl-profile-save-btn:disabled { opacity: .6; cursor: not-allowed; }

@media (max-width: 480px) {
    .tl-profile-modal { border-radius: 12px 12px 0 0; max-height: 95vh; margin-top: auto; }
    .tl-profile-modal-overlay { align-items: flex-end; padding: 0; }
}


/* ============================================================
   7. PAGE HEADER (Intestazione di sezione)
   ============================================================ */

.tl-page-header {
    background: var(--tl-surface);
    border-bottom: 1px solid var(--tl-border);
    padding: var(--tl-space-6) 0;
    margin-bottom: var(--tl-space-6);
}

.tl-page-header-inner {
    max-width: var(--tl-max-width);
    margin: 0 auto;
    padding: 0 var(--tl-gutter);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--tl-space-4);
}

.tl-page-title {
    font-size: var(--tl-text-2xl);
    font-weight: var(--tl-font-extrabold);
    color: var(--tl-text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--tl-space-3);
}

.tl-page-title i {
    font-size: 28px;
    color: var(--tl-primary-600);
}

.tl-page-subtitle {
    font-size: var(--tl-text-sm);
    color: var(--tl-text-muted);
    margin: var(--tl-space-1) 0 0;
}


/* ============================================================
   8. CARD COMPONENTE
   ============================================================ */

.tl-card {
    background: var(--tl-surface);
    border: 1px solid var(--tl-border);
    border-radius: var(--tl-radius-lg);
    box-shadow: var(--tl-shadow-sm);
    overflow: hidden;
    transition: box-shadow var(--tl-transition), transform var(--tl-transition);
}

.tl-card:hover {
    box-shadow: var(--tl-shadow-lg);
    transform: translateY(-2px);
}

.tl-card-header {
    padding: var(--tl-space-4) var(--tl-space-5);
    border-bottom: 1px solid var(--tl-border);
    display: flex;
    align-items: center;
    gap: var(--tl-space-3);
    background: var(--tl-surface-2);
}

.tl-card-header-title {
    font-size: var(--tl-text-md);
    font-weight: var(--tl-font-bold);
    color: var(--tl-text-primary);
    margin: 0;
    flex: 1;
}

.tl-card-body {
    padding: var(--tl-space-5);
}

.tl-card-footer {
    padding: var(--tl-space-4) var(--tl-space-5);
    border-top: 1px solid var(--tl-border);
    background: var(--tl-surface-2);
    display: flex;
    align-items: center;
    gap: var(--tl-space-3);
    justify-content: flex-end;
}

/* Card varianti */
.tl-card-primary {
    border-color: var(--tl-primary-200);
    background: linear-gradient(135deg, #EFF6FF 0%, var(--tl-surface) 60%);
}

.tl-card-accent {
    border-color: #FDE68A;
    background: linear-gradient(135deg, #FFFBEB 0%, var(--tl-surface) 60%);
}

.tl-card-success {
    border-color: #A7F3D0;
    background: linear-gradient(135deg, #ECFDF5 0%, var(--tl-surface) 60%);
}

/* Exercise card (stile specifico dashboard esercizi) */
.tl-exercise-card {
    background: var(--tl-surface);
    border: 1px solid var(--tl-border);
    border-radius: var(--tl-radius-lg);
    box-shadow: var(--tl-shadow-sm);
    overflow: hidden;
    transition: all var(--tl-transition);
    display: flex;
    flex-direction: column;
}

.tl-exercise-card:hover {
    box-shadow: var(--tl-shadow-xl);
    transform: translateY(-3px);
}

.tl-exercise-card.is-completed { border-left: 4px solid var(--tl-success); }
.tl-exercise-card.is-in-progress { border-left: 4px solid var(--tl-info); }
.tl-exercise-card.is-locked { opacity: .75; }

.tl-exercise-card-header {
    padding: var(--tl-space-4) var(--tl-space-5);
    background: var(--tl-surface-2);
    border-bottom: 1px solid var(--tl-border);
    display: flex;
    align-items: center;
    gap: var(--tl-space-3);
}

.tl-exercise-card-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--tl-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.tl-exercise-card-body {
    padding: var(--tl-space-4) var(--tl-space-5);
    flex: 1;
}

.tl-exercise-card-footer {
    padding: var(--tl-space-3) var(--tl-space-5);
    border-top: 1px solid var(--tl-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--tl-space-3);
}

/* Stat card */
.tl-stat-card {
    background: var(--tl-surface);
    border: 1px solid var(--tl-border);
    border-radius: var(--tl-radius-lg);
    padding: var(--tl-space-5);
    display: flex;
    align-items: center;
    gap: var(--tl-space-4);
    box-shadow: var(--tl-shadow-xs);
    transition: all var(--tl-transition);
}

.tl-stat-card:hover {
    box-shadow: var(--tl-shadow-md);
    transform: translateY(-2px);
}

.tl-stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--tl-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.tl-stat-icon i { font-size: 22px; color: #fff; }
.tl-stat-label { font-size: var(--tl-text-xs); color: var(--tl-text-muted); text-transform: uppercase; letter-spacing: .08em; font-weight: var(--tl-font-bold); display: block; }
.tl-stat-value { font-size: 26px; font-weight: var(--tl-font-extrabold); color: var(--tl-text-primary); display: block; line-height: 1.1; }
.tl-stat-meta  { font-size: var(--tl-text-xs); color: var(--tl-text-muted); display: block; margin-top: 2px; }

/* Hub card */
.tl-hub-card {
    display: flex;
    align-items: center;
    gap: var(--tl-space-4);
    background: var(--tl-surface);
    border: 1px solid var(--tl-border);
    border-radius: var(--tl-radius-lg);
    padding: var(--tl-space-4) var(--tl-space-5);
    text-decoration: none;
    color: var(--tl-text-primary);
    transition: all var(--tl-transition);
    box-shadow: var(--tl-shadow-xs);
}

.tl-hub-card:hover {
    border-color: var(--tl-primary-300);
    background: var(--tl-primary-50);
    box-shadow: var(--tl-shadow-md);
    transform: translateY(-2px);
    text-decoration: none;
    color: var(--tl-text-primary);
}

.tl-hub-card.is-accent {
    background: var(--tl-brand-primary);
    border-color: var(--tl-brand-primary);
    color: #fff;
}

.tl-hub-card.is-accent:hover {
    background: #003d77;
    border-color: #003d77;
    color: #fff;
}

.tl-hub-card-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--tl-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.tl-hub-card-content { flex: 1; min-width: 0; }
.tl-hub-card-title   { font-weight: var(--tl-font-semi); font-size: var(--tl-text-md); display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tl-hub-card-desc    { font-size: var(--tl-text-xs); color: var(--tl-text-muted); display: block; margin-top: 2px; }
.tl-hub-card.is-accent .tl-hub-card-desc { color: rgba(255,255,255,.7); }
.tl-hub-card-arrow   { color: var(--tl-text-muted); font-size: 16px; flex-shrink: 0; }


/* ============================================================
   9. FORM & INPUT
   ============================================================ */

.tl-form-group {
    margin-bottom: var(--tl-space-5);
}

.tl-label {
    display: block;
    font-size: var(--tl-text-sm);
    font-weight: var(--tl-font-semi);
    color: var(--tl-text-secondary);
    margin-bottom: var(--tl-space-2);
}

.tl-label-required::after {
    content: ' *';
    color: var(--tl-danger);
}

.tl-input,
.tl-select,
.tl-textarea {
    display: block;
    width: 100%;
    padding: 10px 14px;
    background: var(--tl-surface);
    border: 1.5px solid var(--tl-border);
    border-radius: var(--tl-radius-md);
    font-family: var(--tl-font);
    font-size: var(--tl-text-base);
    color: var(--tl-text-primary);
    line-height: var(--tl-leading-normal);
    transition: border-color var(--tl-transition), box-shadow var(--tl-transition);
    -webkit-appearance: none;
    appearance: none;
}

.tl-input::placeholder,
.tl-textarea::placeholder {
    color: var(--tl-text-muted);
}

.tl-input:focus,
.tl-select:focus,
.tl-textarea:focus {
    outline: none;
    border-color: var(--tl-border-focus);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, .12);
}

.tl-input:disabled,
.tl-select:disabled,
.tl-textarea:disabled {
    background: var(--tl-surface-3);
    color: var(--tl-text-muted);
    cursor: not-allowed;
}

.tl-textarea { min-height: 100px; resize: vertical; }

.tl-input-error {
    border-color: var(--tl-danger) !important;
    box-shadow: 0 0 0 3px rgba(239,68,68,.1) !important;
}

.tl-form-help {
    font-size: var(--tl-text-xs);
    color: var(--tl-text-muted);
    margin-top: var(--tl-space-1);
}

.tl-form-error {
    font-size: var(--tl-text-xs);
    color: var(--tl-danger);
    margin-top: var(--tl-space-1);
    display: flex;
    align-items: center;
    gap: 4px;
}


/* ============================================================
   10. BUTTONS
   ============================================================ */

.tl-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--tl-space-2);
    padding: 10px 20px;
    border-radius: var(--tl-radius-md);
    font-family: var(--tl-font);
    font-size: var(--tl-text-sm);
    font-weight: var(--tl-font-semi);
    line-height: 1.3;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--tl-transition);
    border: 1.5px solid transparent;
    white-space: nowrap;
    -webkit-appearance: none;
}

.tl-btn:focus-visible {
    outline: 2px solid var(--tl-primary-500);
    outline-offset: 2px;
}

.tl-btn i { font-size: 15px; flex-shrink: 0; }

/* Primary */
.tl-btn-primary {
    background: var(--tl-primary-600);
    color: #fff;
    border-color: var(--tl-primary-600);
}
.tl-btn-primary:hover {
    background: var(--tl-primary-700);
    border-color: var(--tl-primary-700);
    color: #fff;
    box-shadow: 0 4px 12px rgba(37,99,235,.3);
    transform: translateY(-1px);
    text-decoration: none;
}
.tl-btn-primary:active { transform: translateY(0); box-shadow: none; }

/* Secondary */
.tl-btn-secondary {
    background: var(--tl-surface);
    color: var(--tl-text-secondary);
    border-color: var(--tl-border);
}
.tl-btn-secondary:hover {
    background: var(--tl-surface-3);
    border-color: var(--tl-border-dark);
    color: var(--tl-text-primary);
    text-decoration: none;
}

/* Accent */
.tl-btn-accent {
    background: var(--tl-brand-accent);
    color: var(--tl-brand-primary);
    border-color: var(--tl-brand-accent);
    font-weight: var(--tl-font-bold);
}
.tl-btn-accent:hover {
    background: var(--tl-brand-accent-dark);
    border-color: var(--tl-brand-accent-dark);
    color: var(--tl-brand-primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(254,193,13,.35);
    text-decoration: none;
}

/* Ghost */
.tl-btn-ghost {
    background: transparent;
    color: var(--tl-text-secondary);
    border-color: transparent;
}
.tl-btn-ghost:hover {
    background: var(--tl-surface-3);
    color: var(--tl-text-primary);
    text-decoration: none;
}

/* Danger */
.tl-btn-danger {
    background: var(--tl-danger-light);
    color: var(--tl-danger-dark);
    border-color: var(--tl-danger-light);
}
.tl-btn-danger:hover {
    background: var(--tl-danger);
    color: #fff;
    border-color: var(--tl-danger);
    text-decoration: none;
}

/* Sizes */
.tl-btn-sm { padding: 6px 12px; font-size: var(--tl-text-xs); }
.tl-btn-lg { padding: 13px 26px; font-size: var(--tl-text-md); border-radius: var(--tl-radius-lg); }
.tl-btn-xl { padding: 16px 32px; font-size: var(--tl-text-lg); border-radius: var(--tl-radius-xl); }
.tl-btn-block { width: 100%; }

/* States */
.tl-btn:disabled,
.tl-btn.is-disabled {
    opacity: .55;
    cursor: not-allowed;
    pointer-events: none;
    transform: none;
    box-shadow: none;
}

.tl-btn.is-loading {
    pointer-events: none;
    opacity: .8;
}

.tl-btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--tl-radius-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.tl-btn-icon.is-sm { width: 28px; height: 28px; }
.tl-btn-icon.is-lg { width: 44px; height: 44px; }


/* ============================================================
   11. BADGES & TAGS & STATUS
   ============================================================ */

.tl-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 9px;
    border-radius: var(--tl-radius-full);
    font-size: var(--tl-text-xs);
    font-weight: var(--tl-font-bold);
    line-height: 1.4;
    white-space: nowrap;
}

.tl-badge-primary   { background: var(--tl-primary-100);  color: var(--tl-primary-800); }
.tl-badge-success   { background: var(--tl-success-light); color: var(--tl-success-dark); }
.tl-badge-warning   { background: var(--tl-warning-light); color: var(--tl-warning-dark); }
.tl-badge-danger    { background: var(--tl-danger-light);  color: var(--tl-danger-dark); }
.tl-badge-info      { background: var(--tl-info-light);    color: var(--tl-info-dark); }
.tl-badge-neutral   { background: var(--tl-slate-100);     color: var(--tl-slate-600); }
.tl-badge-accent    { background: var(--tl-brand-accent);  color: var(--tl-brand-primary); }
.tl-badge-dark      { background: var(--tl-slate-800);     color: var(--tl-brand-white); }

a.tl-badge-link {
    text-decoration: none;
    cursor: pointer;
    transition: opacity .15s ease, transform .15s ease, box-shadow .15s ease;
}
a.tl-badge-link:hover {
    opacity: .85;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0,0,0,.15);
}

/* Status dot */
.tl-status {
    display: inline-flex;
    align-items: center;
    gap: var(--tl-space-1);
    font-size: var(--tl-text-xs);
    font-weight: var(--tl-font-semi);
}

.tl-status::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: var(--tl-radius-full);
    flex-shrink: 0;
}

.tl-status-completed::before { background: var(--tl-success); }
.tl-status-completed          { color: var(--tl-success-dark); }
.tl-status-progress::before   { background: var(--tl-info); }
.tl-status-progress           { color: var(--tl-info-dark); }
.tl-status-pending::before    { background: var(--tl-slate-400); }
.tl-status-pending            { color: var(--tl-slate-500); }
.tl-status-warning::before    { background: var(--tl-warning); box-shadow: 0 0 0 3px rgba(245,158,11,.2); }
.tl-status-warning            { color: var(--tl-warning-dark); }


/* ============================================================
   12. PROGRESS BAR
   ============================================================ */

.tl-progress {
    width: 100%;
    height: 6px;
    background: var(--tl-border);
    border-radius: var(--tl-radius-full);
    overflow: hidden;
}

.tl-progress-bar {
    height: 100%;
    border-radius: var(--tl-radius-full);
    background: linear-gradient(90deg, var(--tl-primary-500), var(--tl-primary-400));
    transition: width .5s var(--tl-ease);
}

.tl-progress-bar.is-success { background: linear-gradient(90deg, var(--tl-success), #34d399); }
.tl-progress-bar.is-warning { background: linear-gradient(90deg, var(--tl-warning), #fbbf24); }
.tl-progress-bar.is-accent  { background: linear-gradient(90deg, var(--tl-brand-primary), var(--tl-primary-600)); }

.tl-progress-lg { height: 10px; }
.tl-progress-sm { height: 4px; }

/* XP Bar */
.tl-xp-bar-wrap {
    display: flex;
    align-items: center;
    gap: var(--tl-space-3);
    margin-top: var(--tl-space-2);
}

.tl-xp-bar-label {
    font-size: var(--tl-text-xs);
    font-weight: var(--tl-font-bold);
    color: var(--tl-warning-dark);
    min-width: 60px;
    text-align: right;
}


/* ============================================================
   13. MODAL
   ============================================================ */

.tl-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15,23,42,.65);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--tl-space-5);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--tl-transition-slow);
}

.tl-modal-overlay.is-open {
    opacity: 1;
    pointer-events: all;
}

.tl-modal {
    background: var(--tl-surface);
    border-radius: var(--tl-radius-xl);
    box-shadow: var(--tl-shadow-2xl);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(.96) translateY(10px);
    transition: transform var(--tl-transition-slow);
}

.tl-modal-overlay.is-open .tl-modal {
    transform: scale(1) translateY(0);
}

.tl-modal-lg  { max-width: 800px; }
.tl-modal-xl  { max-width: 1100px; height: 90vh; }

.tl-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--tl-space-5) var(--tl-space-6);
    border-bottom: 1px solid var(--tl-border);
    flex-shrink: 0;
}

.tl-modal-title {
    font-size: var(--tl-text-lg);
    font-weight: var(--tl-font-bold);
    margin: 0;
}

.tl-modal-close {
    width: 32px;
    height: 32px;
    border-radius: var(--tl-radius-md);
    border: none;
    background: var(--tl-surface-3);
    color: var(--tl-text-muted);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--tl-transition);
}

.tl-modal-close:hover {
    background: var(--tl-danger-light);
    color: var(--tl-danger);
}

.tl-modal-body {
    padding: var(--tl-space-6);
    overflow-y: auto;
    flex: 1;
}

.tl-modal-footer {
    padding: var(--tl-space-4) var(--tl-space-6);
    border-top: 1px solid var(--tl-border);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--tl-space-3);
    flex-shrink: 0;
    background: var(--tl-surface-2);
}


/* ============================================================
   14. ALERT & NOTICE
   ============================================================ */

.tl-alert {
    display: flex;
    align-items: flex-start;
    gap: var(--tl-space-3);
    padding: var(--tl-space-4) var(--tl-space-5);
    border-radius: var(--tl-radius-md);
    border: 1px solid;
    font-size: var(--tl-text-sm);
    margin-bottom: var(--tl-space-5);
}

.tl-alert i { font-size: 18px; flex-shrink: 0; margin-top: 1px; }

.tl-alert-info    { background: var(--tl-info-light);    border-color: var(--tl-primary-200); color: var(--tl-info-dark); }
.tl-alert-success { background: var(--tl-success-light); border-color: #A7F3D0; color: var(--tl-success-dark); }
.tl-alert-warning { background: var(--tl-warning-light); border-color: #FDE68A; color: var(--tl-warning-dark); }
.tl-alert-danger  { background: var(--tl-danger-light);  border-color: #FECACA; color: var(--tl-danger-dark); }


/* ============================================================
   15. AVATAR & UTENTE
   ============================================================ */

.tl-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--tl-radius-full);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--tl-primary-100);
    color: var(--tl-primary-700);
    font-weight: var(--tl-font-bold);
}

.tl-avatar img { width: 100%; height: 100%; object-fit: cover; }
.tl-avatar-sm  { width: 28px; height: 28px; font-size: 11px; }
.tl-avatar-md  { width: 40px; height: 40px; font-size: 14px; }
.tl-avatar-lg  { width: 56px; height: 56px; font-size: 20px; }
.tl-avatar-xl  { width: 80px; height: 80px; font-size: 28px; }


/* ============================================================
   16. DIVIDER
   ============================================================ */

.tl-divider {
    border: none;
    border-top: 1px solid var(--tl-border);
    margin: var(--tl-space-5) 0;
}

.tl-divider-text {
    display: flex;
    align-items: center;
    gap: var(--tl-space-4);
    color: var(--tl-text-muted);
    font-size: var(--tl-text-xs);
    text-transform: uppercase;
    letter-spacing: .1em;
    margin: var(--tl-space-5) 0;
}

.tl-divider-text::before,
.tl-divider-text::after {
    content: '';
    flex: 1;
    border-top: 1px solid var(--tl-border);
}


/* ============================================================
   17. EMPTY STATE
   ============================================================ */

.tl-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--tl-space-12) var(--tl-space-6);
    color: var(--tl-text-muted);
}

.tl-empty-state-icon {
    font-size: 56px;
    margin-bottom: var(--tl-space-4);
    opacity: .5;
}

.tl-empty-state-title {
    font-size: var(--tl-text-lg);
    font-weight: var(--tl-font-semi);
    color: var(--tl-text-secondary);
    margin-bottom: var(--tl-space-2);
}

.tl-empty-state-desc {
    font-size: var(--tl-text-sm);
    color: var(--tl-text-muted);
    max-width: 400px;
    margin-bottom: var(--tl-space-5);
}


/* ============================================================
   18. LOADING STATES
   ============================================================ */

@keyframes tl-spin {
    to { transform: rotate(360deg); }
}

@keyframes tl-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: .5; }
}

@keyframes tl-skeleton {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.tl-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--tl-border);
    border-top-color: var(--tl-primary-500);
    border-radius: 50%;
    animation: tl-spin .8s linear infinite;
    display: inline-block;
}

.tl-spinner-sm { width: 16px; height: 16px; border-width: 2px; }
.tl-spinner-lg { width: 36px; height: 36px; border-width: 4px; }

.tl-skeleton {
    background: linear-gradient(90deg, var(--tl-surface-3) 25%, var(--tl-border) 50%, var(--tl-surface-3) 75%);
    background-size: 200% 100%;
    animation: tl-skeleton 1.4s ease infinite;
    border-radius: var(--tl-radius-md);
}


/* ============================================================
   19. TABELLA
   ============================================================ */

.tl-table-wrap {
    overflow-x: auto;
    border-radius: var(--tl-radius-lg);
    border: 1px solid var(--tl-border);
    box-shadow: var(--tl-shadow-xs);
}

.tl-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--tl-text-sm);
    background: var(--tl-surface);
}

.tl-table th {
    padding: 10px 16px;
    text-align: left;
    font-size: var(--tl-text-xs);
    font-weight: var(--tl-font-bold);
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--tl-text-muted);
    background: var(--tl-surface-2);
    border-bottom: 1px solid var(--tl-border);
    white-space: nowrap;
}

.tl-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--tl-border);
    color: var(--tl-text-primary);
    vertical-align: middle;
}

.tl-table tbody tr:last-child td { border-bottom: none; }
.tl-table tbody tr:hover td { background: var(--tl-surface-2); }


/* ============================================================
   20. FOOTER FRONTEND
   ============================================================ */

.tl-site-footer {
    background: var(--tl-brand-primary);
    color: rgba(255,255,255,.6);
    padding: var(--tl-space-5) 0;
    font-size: var(--tl-text-xs);
    margin-top: auto;
}

.tl-footer-inner {
    max-width: var(--tl-max-width);
    margin: 0 auto;
    padding: 0 var(--tl-gutter);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--tl-space-4);
    flex-wrap: wrap;
}

.tl-footer-brand {
    font-weight: var(--tl-font-bold);
    color: rgba(255,255,255,.85);
    font-size: var(--tl-text-sm);
}

.tl-footer-links {
    display: flex;
    gap: var(--tl-space-4);
}

.tl-footer-links a {
    color: rgba(255,255,255,.5);
    text-decoration: none;
    transition: color var(--tl-transition);
}

.tl-footer-links a:hover {
    color: rgba(255,255,255,.9);
    text-decoration: none;
}


/* ============================================================
   21. BARRA IMPERSONIFICAZIONE
   ============================================================ */

.tl-impersonate-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 99999;
    background: var(--tl-brand-primary);
    border-top: 3px solid var(--tl-brand-accent);
    padding: var(--tl-space-3) var(--tl-gutter);
    display: flex;
    align-items: center;
    gap: var(--tl-space-4);
    box-shadow: 0 -4px 20px rgba(0,0,0,.2);
}

.tl-impersonate-bar-text {
    color: rgba(255,255,255,.85);
    font-size: var(--tl-text-sm);
    font-weight: var(--tl-font-semi);
    flex: 1;
}

.tl-impersonate-bar-text strong {
    color: var(--tl-brand-accent);
}

.tl-impersonate-bar-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--tl-space-2);
    padding: 8px 18px;
    background: var(--tl-brand-accent);
    color: var(--tl-brand-primary);
    border-radius: var(--tl-radius-md);
    font-size: var(--tl-text-sm);
    font-weight: var(--tl-font-bold);
    text-decoration: none;
    transition: all var(--tl-transition);
}

.tl-impersonate-bar-btn:hover {
    background: var(--tl-brand-accent-dark);
    color: var(--tl-brand-primary);
    text-decoration: none;
    transform: translateY(-1px);
}


/* ============================================================
   22. ANIMAZIONI & MICRO-INTERAZIONI
   ============================================================ */

@keyframes tl-fade-in {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes tl-slide-up {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes tl-scale-in {
    from { opacity: 0; transform: scale(.96); }
    to   { opacity: 1; transform: scale(1); }
}

@keyframes tl-bounce-in {
    0%   { transform: scale(0.3); opacity: 0; }
    60%  { transform: scale(1.05); opacity: 1; }
    80%  { transform: scale(0.97); }
    100% { transform: scale(1); }
}

.tl-animate-fade-in   { animation: tl-fade-in .3s var(--tl-ease) forwards; }
.tl-animate-slide-up  { animation: tl-slide-up .35s var(--tl-ease) forwards; }
.tl-animate-scale-in  { animation: tl-scale-in .25s var(--tl-ease) forwards; }

/* Stagger children */
.tl-stagger > * { opacity: 0; animation: tl-fade-in .4s var(--tl-ease) forwards; }
.tl-stagger > *:nth-child(1) { animation-delay: .05s; }
.tl-stagger > *:nth-child(2) { animation-delay: .10s; }
.tl-stagger > *:nth-child(3) { animation-delay: .15s; }
.tl-stagger > *:nth-child(4) { animation-delay: .20s; }
.tl-stagger > *:nth-child(5) { animation-delay: .25s; }
.tl-stagger > *:nth-child(6) { animation-delay: .30s; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .tl-animate-fade-in,
    .tl-animate-slide-up,
    .tl-animate-scale-in,
    .tl-stagger > * {
        animation: none;
        opacity: 1;
    }
    .tl-btn,
    .tl-card,
    .tl-hub-card,
    .tl-stat-card {
        transition: none;
    }
}


/* ============================================================
   23. RESPONSIVE / MEDIA QUERIES
   ============================================================ */

/* Tablet landscape */
@media (max-width: 1100px) {
    .tl-grid-4 { grid-template-columns: repeat(2, 1fr); }
    .tl-grid-3 { grid-template-columns: repeat(2, 1fr); }
}

/* Tablet portrait */
@media (max-width: 768px) {
    :root {
        --tl-gutter: 16px;
        --tl-nav-height: 60px;
    }

    .tl-grid-2,
    .tl-grid-3,
    .tl-grid-4 { grid-template-columns: 1fr; }

    .tl-page-header-inner { flex-direction: column; align-items: flex-start; }
    .tl-page-title { font-size: var(--tl-text-xl); }

    .tl-nav { display: none; }
    .tl-nav.is-open { display: flex; flex-direction: column; align-items: stretch; }
    .tl-nav-toggle { display: flex; }

    .tl-header-inner { flex-wrap: wrap; position: relative; }

    .tl-modal { max-width: 100%; border-radius: var(--tl-radius-lg) var(--tl-radius-lg) 0 0; position: fixed; bottom: 0; left: 0; right: 0; max-height: 95vh; }
    .tl-modal-overlay { align-items: flex-end; padding: 0; }
}

/* Mobile */
@media (max-width: 480px) {
    :root {
        --tl-gutter: 12px;
    }

    .tl-btn { padding: 9px 16px; }
    .tl-btn-lg { padding: 11px 20px; font-size: var(--tl-text-md); }
    .tl-stat-value { font-size: 22px; }
    .tl-table th, .tl-table td { padding: 8px 12px; }
}


/* ============================================================
   24. UTILITY CLASSES
   ============================================================ */

/* Spacing */
.tl-mt-0 { margin-top: 0; } .tl-mt-2 { margin-top: var(--tl-space-2); } .tl-mt-4 { margin-top: var(--tl-space-4); } .tl-mt-6 { margin-top: var(--tl-space-6); } .tl-mt-8 { margin-top: var(--tl-space-8); }
.tl-mb-0 { margin-bottom: 0; } .tl-mb-2 { margin-bottom: var(--tl-space-2); } .tl-mb-4 { margin-bottom: var(--tl-space-4); } .tl-mb-6 { margin-bottom: var(--tl-space-6); } .tl-mb-8 { margin-bottom: var(--tl-space-8); }
.tl-p-0 { padding: 0; } .tl-p-4 { padding: var(--tl-space-4); } .tl-p-6 { padding: var(--tl-space-6); }

/* Text */
.tl-text-primary   { color: var(--tl-text-primary) !important; }
.tl-text-secondary { color: var(--tl-text-secondary) !important; }
.tl-text-muted     { color: var(--tl-text-muted) !important; }
.tl-text-success   { color: var(--tl-success) !important; }
.tl-text-danger    { color: var(--tl-danger) !important; }
.tl-text-warning   { color: var(--tl-warning) !important; }
.tl-text-center    { text-align: center; }
.tl-text-right     { text-align: right; }
.tl-font-bold      { font-weight: var(--tl-font-bold); }
.tl-font-semi      { font-weight: var(--tl-font-semi); }
.tl-truncate       { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Display */
.tl-hidden       { display: none !important; }
.tl-sr-only      { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.tl-relative     { position: relative; }
.tl-ml-auto      { margin-left: auto; }
.tl-mr-auto      { margin-right: auto; }
.tl-w-full       { width: 100%; }
.tl-rounded-full { border-radius: var(--tl-radius-full); }